Roy Smith at Riverside International Raceway
Roy Smith has made 16 NASCAR Cup Series starts at Riverside International Raceway since 1976, with 0 wins, 3 top-10s and an average finish of 24.3.
Totals at Riverside International Raceway by series
| Series | Starts | Wins | Top 5 | Top 10 | Laps led | Avg finish | Avg start | Best finish |
|---|
| Cup Series | 16 | 0 | 0 | 3 | 4 | 24.3 | 17.8 | 6 |
Every start at Riverside International Raceway
| Date | Race | Series | Start | Finish | Laps led | Status |
|---|
| June 12, 1988 | 1988 Budweiser 400 | Winston Cup Series | 26 | 27 | 1 | Running |
| November 8, 1987 | 1987 Winston Western 500 | Winston Cup Series | 20 | 40 | 0 | Overheating |
| June 21, 1987 | 1987 Budweiser 400 | Winston Cup Series | 17 | 39 | 0 | Clutch |
| June 3, 1984 | 1984 Budweiser 400 | Winston Cup Series | 16 | 26 | 0 | Running |
| November 20, 1983 | 1983 Winston Western 500 | Winston Cup Series | 14 | 36 | 0 | Ignition |
| November 21, 1982 | 1982 Winston Western 500 | Winston Cup Series | 18 | 24 | 0 | Running |
| June 13, 1982 | 1982 Budweiser 400 | Winston Cup Series | 7 | 6 | 0 | Running |
| November 22, 1981 | 1981 Winston Western 500 | Winston Cup Series | 26 | 30 | 0 | Cam |
| June 14, 1981 | 1981 Warner W. Hodgdon 400 | Winston Cup Series | 14 | 8 | 0 | Running |
| January 11, 1981 | 1981 Winston Western 500 | Winston Cup Series | 5 | 31 | 0 | Engine |
| June 8, 1980 | 1980 Warner W. Hodgdon 400 | Winston Cup Series | 15 | 28 | 3 | Throttle |
| January 13, 1980 | 1980 Winston Western 500 | Winston Cup Series | 34 | 13 | 0 | Running |
| January 22, 1978 | 1978 Winston Western 500 | Winston Cup Series | 20 | 9 | 0 | Running |
| June 12, 1977 | 1977 NAPA 400 | Winston Cup Series | 13 | 23 | 0 | Oil leak |
| January 16, 1977 | 1977 Winston Western 500 | Winston Cup Series | 16 | 22 | 0 | Clutch |
| June 13, 1976 | 1976 Riverside 400 | Winston Cup Series | 24 | 27 | 0 | Oil pressure |